Cross Site Scripting Vulnerability in TOTOLINK X2000R Product
CVE-2025-5543

4.8MEDIUM

Key Information:

Vendor

Totolink
Status
X2000r
Vendor
CVE Published:
3 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-5543?

A prevalent vulnerability exists in the TOTOLINK X2000R version 1.0.0-B20230726.1108, specifically within the Parent Controls Page component. This security flaw arises when user input is not properly sanitized, allowing an attacker to exploit the Device Name parameter to execute malicious scripts in the user's browser. The attack can be conducted remotely, making it critical for users to address this issue promptly. The vulnerability has been disclosed publicly, heightening the urgency for affected users to implement mitigation strategies.

Affected Version(s)

X2000R 1.0.0-B20230726.1108

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-5543 - Proof of Concept

References

https://vuldb.com/?id.310993
vdb-entrytechnical-description
https://vuldb.com/?ctiid.310993
signaturepermissions-required
https://vuldb.com/?submit.585728
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

lcyf-fizz (VulDB User)
.